Trippinin rates physical locations based on peoples actions, by aggregating and analyzing social foot traffic, such as Check-ins [FB, 4sq], Geo-tagged Instagram photos, Geo-tagged Tweets, drawing insights about the activity level and sentiment of real world places. Among other things, we can predict which bar will be the most popular/populated next Wed eve', or when thinking bigger, can point out that Starbucks has dropped 6% in "Social foot traffic" to their stores worldwide.